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Does exogenous glucose-dependent insulinotropic polypeptide (GIP) in combination with glucagon-like peptide-1 (GLP-1) attenuate the glycaemic response to small intestinal nutrient in critically ill patients?

The effect of exogenous glucose-dependent insulinotropic polypeptide (GIP) in combination with glucagon-like peptide-1 (GLP-1) on glycaemia in critically ill patients

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12611000735954
Enrollment
20
Registered
2011-07-14
Start date
2011-08-25
Completion date
2012-04-19
Last updated
2020-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

The primary objective of this study is to establish if exogenous glucose-dependent insulinotropic polypeptide in combination with glucagon-like peptide-1 (both hormones released from the gastrointestinal tract) has a glucose lowering effect in critically ill patients

Interventions

Study Drug: Glucose-dependent insulinotropic polypeptide (GIP)at 2pmol.kg.min & glucagon-like peptide-1 (GLP-1) at 1.2pmol.kg.min Infused intravenously from 0-270mins or Control: 0.9% saline & GLP-1 at 1.2pmol/kg/min Infused intravenously from 0-270mins Patients will be studied on consecutive days (i.e. 24 hour washout period)

Sponsors

Adam Deane
Lead SponsorIndividual

Study design

Allocation
Randomised controlled trial
Intervention model
Crossover
Primary purpose
Treatment
Masking
Blinded (masking used)

Eligibility

Sex/Gender
All
Age
18 Years to 85 Years
Healthy volunteers
No

Inclusion criteria

Mechanically ventilated critically ill patients. Suitable for, or receiving post-pyloric nutrition. Likely to stay ventilated for at least 48 hours.

Exclusion criteria

A history of diabetes. Pregnancy. Contraindication to placement of a post-pyloric feeding tube or enteral feeding. Previous surgery on the small intestine. Any gastrointestinal surgery during their current hospital admission.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026